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●Sony Party Speaker ULT TOWER 9

https://www.youtube.com/watch?v=-QOclDoGBSs

●Sony Wireless Portable Speaker ULT FIELD 5

https://www.youtube.com/watch?v=EiIFVwDW2cQ

●Sony Wireless Portable Speaker ULT FIELD 3 

https://www.youtube.com/watch?v=s59AGnSy0xY